使用vbscript显示windows/office 的安装key

CONST HKEY_LOCAL_MACHINE = &H80000002
CONST SEARCH_KEY = "DigitalProductID"
Dim arrSubKeys(4,1)
Dim foundKeys
Dim iValues, arrDPID
foundKeys = Array()
iValues = Array()
arrSubKeys(0,0) = "Microsoft Windows Product Key"
arrSubKeys(0,1) = "SOFTWARE\Microsoft\Windows NT\CurrentVersion"
arrSubKeys(2,0) = "Microsoft Office XP"
arrSubKeys(2,1) = "SOFTWARE\Microsoft\Office\10.0\Registration"
arrSubKeys(1,0) = "Microsoft Office 2003"
arrSubKeys(1,1) = "SOFTWARE\Microsoft\Office\11.0\Registration"
arrSubKeys(3,0) = "Microsoft Office 2007"
arrSubKeys(3,1) = "SOFTWARE\Microsoft\Office\12.0\Registration"
arrSubKeys(4,0) = "Microsoft Exchange Product Key"
arrSubKeys(4,1) = "SOFTWARE\Microsoft\Exchange\Setup"

strComputer = "."
Set oReg=GetObject("winmgmts:{impersonationLevel=impersonate}!\\" & strComputer & "\root\default:StdRegProv")

For x = LBound(arrSubKeys, 1) To UBound(arrSubKeys, 1)
oReg.GetBinaryValue HKEY_LOCAL_MACHINE, arrSubKeys(x,1), SEARCH_KEY, arrDPIDBytes
If Not IsNull(arrDPIDBytes) Then
call decodeKey(arrDPIDBytes, arrSubKeys(x,0))
Else
oReg.EnumKey HKEY_LOCAL_MACHINE, arrSubKeys(x,1), arrGUIDKeys
If Not IsNull(arrGUIDKeys) Then
  For Each GUIDKey In arrGUIDKeys
   oReg.GetBinaryValue HKEY_LOCAL_MACHINE, arrSubKeys(x,1) & "\" & GUIDKey, SEARCH_KEY, arrDPIDBytes
   If Not IsNull(arrDPIDBytes) Then
    call decodeKey(arrDPIDBytes, arrSubKeys(x,0))
   End If
  Next
End If
End If
Next
MsgBox("Finished")

Function decodeKey(iValues, strProduct)

Dim arrDPID
arrDPID = Array()

' <--------------- extract bytes 52-66 of the DPID -------------------------->
For i = 52 to 66
ReDim Preserve arrDPID( UBound(arrDPID) + 1 )
arrDPID( UBound(arrDPID) ) = iValues(i)
Next

' <--------------- Create an array to hold the valid characters for a microsoft  -------------------------->
Dim arrChars
arrChars = Array("B","C","D","F","G","H","J","K","M","P","Q","R","T","V","W","X","Y","2","3","4","6","7","8","9")

' <--------------- The clever bit !!! (decode the base24 encoded binary data)-------------------------->
For i = 24 To 0 Step -1
k = 0
For j = 14 To 0 Step -1
  k = k * 256 Xor arrDPID(j)
  arrDPID(j) = Int(k / 24)
  k = k Mod 24
Next
strProductKey = arrChars(k) & strProductKey
If i Mod 5 = 0 And i <> 0 Then strProductKey = "-" & strProductKey
Next

ReDim Preserve foundKeys( UBound(foundKeys) + 1 )
foundKeys( UBound(foundKeys) ) = strProductKey
strKey = UBound(foundKeys)
MsgBox strProduct & vbNewLine & vbNewLine & foundKeys(strKey)
End Function